Платформа ЦРНП "Мирокод" для разработки проектов
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40 lines
1.2 KiB
40 lines
1.2 KiB
package zk |
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import ( |
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"crypto/sha1" |
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"encoding/base64" |
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"fmt" |
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"math/rand" |
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) |
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// AuthACL produces an ACL list containing a single ACL which uses the |
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// provided permissions, with the scheme "auth", and ID "", which is used |
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// by ZooKeeper to represent any authenticated user. |
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func AuthACL(perms int32) []ACL { |
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return []ACL{{perms, "auth", ""}} |
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} |
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// WorldACL produces an ACL list containing a single ACL which uses the |
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// provided permissions, with the scheme "world", and ID "anyone", which |
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// is used by ZooKeeper to represent any user at all. |
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func WorldACL(perms int32) []ACL { |
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return []ACL{{perms, "world", "anyone"}} |
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} |
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func DigestACL(perms int32, user, password string) []ACL { |
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userPass := []byte(fmt.Sprintf("%s:%s", user, password)) |
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h := sha1.New() |
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if n, err := h.Write(userPass); err != nil || n != len(userPass) { |
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panic("SHA1 failed") |
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} |
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digest := base64.StdEncoding.EncodeToString(h.Sum(nil)) |
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return []ACL{{perms, "digest", fmt.Sprintf("%s:%s", user, digest)}} |
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} |
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// stringShuffle performs a Fisher-Yates shuffle on a slice of strings |
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func stringShuffle(s []string) { |
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for i := len(s) - 1; i > 0; i-- { |
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j := rand.Intn(i + 1) |
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s[i], s[j] = s[j], s[i] |
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} |
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}
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